body,html{
	font-size: 62.5%;
	width: 100%;
	height: 100%;
	background-color: #E2E2E2;
}
body,html,ul,hr{
	margin: 0px;
	padding: 0px;
}
li{
	list-style: none;
}
em{
	font-style: normal;
	color: #FE786F;
}
i{
	font-style: normal;
}
.overhidden{
	overflow: hidden;
	text-overflow: ellipsis;
	white-space: nowrap;
}
/*头部样式*/
#b_header{
	width: 100%;
	height: 4rem;
	position: fixed;
	margin-top: -4rem;
	background-color: #FFFFFF;
	z-index: 5;
}
.b_nav{
	width: 100%;
	height: 4rem;
	padding-left: 2rem;
	padding-right: 2rem;
	position: relative;
}
.b_navImg{
	width: 6%;
	position: absolute;
	top: 0px;
	bottom: 0px;
	margin: auto;
	z-index: 15;
}
.b_navWords{
	width: 92%;
	height: 4rem;
	display: block;
	font-size: 1.8rem;
	color: #F46259;
	text-align: center;
	line-height: 4rem;
	position: absolute;
}
/*底部样式*/
#b_footer{
	background-color: #FFFFFF;
	width: 100%;
	height: 4rem;
	position: fixed;
	bottom: 0px;
	z-index: 5;
	border-top: 1px solid #C1C1C1;
}
.b_footerWrap{
	display: flex;
	justify-content: space-around;
	align-items: center;
}
.b_footerNav{
	width: 25%;
	height: 4rem;
	display: flex;
	flex-direction: column;
	justify-content: center;
	text-align: center;
	font-size: 1.5rem;
}
.b_footerNavImg{
	width: 30%;
}
.b_footerNavFirst{
	color: #FE786F;
}
@media only screen and (min-width:320px) and (orientation:portrait){  
    html{font-size:50%;}  
}  
@media only screen and (min-width:360px) and (orientation:portrait){  
    html{font-size:62.5%;}  
}  
@media only screen and (min-width:400px) and (orientation:portrait){  
    html{font-size:70%;}  
}  
  
@media only screen and (min-width:600px) and (orientation:portrait){  
    html{font-size:125%;}  
}  
  
@media only screen and (max-width:768px) and (orientation:portrait){  
    .wrap{width:75%;}  
}  
@media only screen and (min-width:480px) and (orientation:landscape){  
    html{font-size:87.5%;}  
}  
@media only screen and (min-width:580px) and (orientation:landscape){  
    html{font-size:125%;}  
}  
@media only screen and (min-width:730px) and (orientation:landscape){  
    html{font-size:130%;}  
}  
@media only screen and (min-width:900px) and (orientation:landscape){  
    html{font-size:175%;}  
}  
@media only screen and (min-width:992px){  
    html{font-size:200%;}  
}  